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Definition
| hardware device such as a printer or scanner that is connected to a computer and controlled by the computer's microprocessor |
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| Central Processing Unit (CPU) |
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Definition
another name for computer's microprocessor or, sometimes the box that contains the computer's microprocessor and memory to which the monitor, keyboard, and mouse are attached.
functions as a computer's computation engine |
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| type of software that must be installed on a computer to manage files and perform other basic functions |
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| When your computer presents storage devices located on different network servers and the Internet as though they were disks available on your local computer |
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| device used to capture images from photographs and other sources and translate them into a form so that they can be edited, displayed, and printed on computers |
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| has a monitor, keyboard, and possibley a mouse, but unlike and "intelligent terminal" it cannot process data by itself but must interact with a host computer |
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| board that plugs into personal computer and controls display of text and graphics on the monitor |
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Keyboard
Scanner
Mouse
Joystick |
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| two numbers computers use to store all data |
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Term
| Random Access Memory (RAM) |
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Definition
purpose of this is to allow computer to store information currently in use
where information is temporarily stored while it is in use |
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| Exposure to magnetic fields |
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Definition
| will damage floppy disks, hard disks, tape backups but now optical disks such as DVDs and CDs |
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Definition
| process by which new software programs are created by research, design, programming, and testing |
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| delete (do not save to clipboard) |
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| database stores information in a series of columns and rows |
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| commercially available software installation that adds new features and functionality to a product already installed on your computer |
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| Operating System that does not have a built-in graphical user interface |
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| error message that you would receive if you did not provide correct username and password when prompted to provide the information by the Operating System |
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| Control Panel that allows you to change screen resolution |
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Definition
| key combination that will provide options to shut down applications that have stopped running or to shut down the computer |
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| type of storage device used to play pre-recorded motion pictures on suitably equipped computers and television sets |
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Definition
Plotter
Printer
Monitor
Speakers |
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Definition
| measure of speed of computer's microprocessor |
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| Optical Character Recognition |
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Definition
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Term
| Uninterruptible Power Supply (UPS) |
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Definition
used as a safety precaution to prevent loss of work in case of a power failure
provides electricity to a computer temporarily if there is a power failure, allowing you to shut down the computer safely |
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Definition
| business of developing and managing computer hardware and software and performing computer-related services |
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| application required to open file with .zip extension |
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| large complex collections of data associated with data mining, or locating previously unknown relationships or hidden patterns between data. |
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Definition
| computer component that contains CPU, RAM, and bus |
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| device allows computer to work in countries with different electrical systems |
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| most useful for those with vision impairment |
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Definition
| refers to your computer's swapping of data currently in use between RAM and the hard drive |
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Definition
| type of number system computers use to store information |
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Definition
| software application best for analyzing financial data |
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| entry in a database that must be unique for each different database record |
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Definition
| software application best for creating slides and accompanying speaker's notes |
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| Most important files to backup |
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Definition
| data files (word processing documents, spreadsheets, and other works in progress) |
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| does not allow addition or overwriting of data |
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| allows addition, but not overwriting of data |
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| allows overwriting of existing data |
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| software normally installed when one adds new hardware to a computer in order to allow the computer to communicate to new devices |
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| agreement that product will work as described in documentation |
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| agreement to fix defects in product discovered within a specified amount of time from purchase |
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| time between when computer is purchased and when it stops performing useful functions |
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Definition
| where instructions are stored which specify what happens when a computer is first turned on |
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| where information is saved for long-term storage |
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| maintenance operation performed to prevent slow down in data access speed |
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Definition
| software development strategy that defines and accesses objective measurements for determining product's functionality, reliability, and performance |
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Definition
small program used to perform a specific task, usually related to maintaining your computer system (such as scanning for viruses or compressing files)
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Definition
| back up daily to backup storage device, and backup weekly to storage device that is stored offsite |
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